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    <title>Document</title>
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    <script>
        const arr = [
            { id: 1, name: '西瓜', state: true },
            { id: 2, name: '榴莲', state: true },
            { id: 3, name: '草莓', state: true }
        ]

        // 判断数组中，水果是否被全选
        const res = arr.every(item => item.state)
        console.log(res)
    </script>

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